Base | Representation |
---|---|
bin | 1010010001010010… |
… | …0110101011101001 |
3 | 21010010112020110200 |
4 | 2210110212223221 |
5 | 21121224132440 |
6 | 1133321102413 |
7 | 125213651355 |
oct | 24424465351 |
9 | 7103466420 |
10 | 2756864745 |
11 | 11951a6318 |
12 | 64b327a09 |
13 | 34c20661b |
14 | 1c21d6465 |
15 | 112068c30 |
hex | a4526ae9 |
2756864745 has 48 divisors (see below), whose sum is σ = 4861434240. Its totient is φ = 1444937472.
The previous prime is 2756864711. The next prime is 2756864749. The reversal of 2756864745 is 5474686572.
It is a happy number.
2756864745 is a `hidden beast` number, since 2 + 7 + 568 + 6 + 4 + 74 + 5 = 666.
It is not a de Polignac number, because 2756864745 - 26 = 2756864681 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2756864691 and 2756864700.
It is not an unprimeable number, because it can be changed into a prime (2756864749) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1714732 + ... + 1716338.
It is an arithmetic number, because the mean of its divisors is an integer number (101279880).
Almost surely, 22756864745 is an apocalyptic number.
It is an amenable number.
2756864745 is a deficient number, since it is larger than the sum of its proper divisors (2104569495).
2756864745 is a wasteful number, since it uses less digits than its factorization.
2756864745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2254 (or 2251 counting only the distinct ones).
The product of its digits is 11289600, while the sum is 54.
The square root of 2756864745 is about 52505.8543878680. The cubic root of 2756864745 is about 1402.1844715186.
The spelling of 2756864745 in words is "two billion, seven hundred fifty-six million, eight hundred sixty-four thousand, seven hundred forty-five".
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